19282384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 41247360

約数和(自身を除く): 21964976

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1231, 1424, 1958, 2462, 3916, 4924, 7832, 9848, 13541, 15664, 19696, 27082, 54164, 108328, 109559, 216656, 219118, 438236, 876472, 1205149, 1752944, 2410298, 4820596, 9641192, 19282384]

約数ペア:

[(1, 19282384), (2, 9641192), (4, 4820596), (8, 2410298), (11, 1752944), (16, 1205149), (22, 876472), (44, 438236), (88, 219118), (89, 216656), (176, 109559), (178, 108328), (356, 54164), (712, 27082), (979, 19696), (1231, 15664), (1424, 13541), (1958, 9848), (2462, 7832), (3916, 4924)]